Table 1.

System design conditions

Section of economizer	Condition design
	Length was 250 mm
Evaporator section	Hot water flow was 80°C
	Volumetric flow rate was 5 l/min
Adiabatic section	Length was 250 mm
	Length was 250 mm
Condenser section	Cool water flow was 25°C
	Volumetric flow rate was 1 l/min